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When the module receives the instruction and confirm the user password is correct, it will send
short message to confirm: SET GEO-FENCE OK.
Note:
1. the fence can not exceed the radius of its domain.
2. If the caller status is off, it will not dial again and send text messages to pre-existing
customers only.
3. The latitude and longitude of instruction format 2 can be a single location (666 + user's
password) to be like: Lat: +22.50500 (Lat: + dd.ddddd) Long: +114.01000 (Long: + ddd.ddddd
Instruction format 3: 005 + user's password Rzzz.z
For example
:
0050000R0.1
Note:
When the module receives the instruction and confirm the user’s password is correct,
and determine whether the GPS is open, if open, it will read the latest GPS data from the serial
port to determine whether if valid (whether the second item is A). if valid, it will extract the
current latitude and longitude as circle center of coordinates, and use R as radius, at the same
time open the electronic fence, it will return confirmation message GE0-FENCE ON to sender
after the success. If read the latest GPS data from the serial port is not valid, it will give up, and
continue to receive the next one, if has not yet received valid data in 50 seconds, then return
to the sender: ERROR GPS DATA, TRY AGAIN LATER. The GPS restore to the original state
(On / Off / Adaptive).
3.2.16 historical data upload feature
it need to switch to GPRS mode to set IP, APN and so on in SMS mode, specific instructions
and upload format may see the 3.2 based on GPRS operation.
1, historical data records set instruction
Format:
# 807 # Password # X # #
Example
: # 807 # 0000 # 30 # #
